Home / 479,260,425,589-661,400,177,284.64-265,404,315,661

Finding the Fourth Proportional to 479,260,425,589, 661,400,177,284.64 and 265,404,315,661

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Solution

The fourth proportional to 479,260,425,589, 661,400,177,284.64 and 265,404,315,661 is: 366,269,468,660.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,260,425,589 : 661,400,177,284.64 = 265,404,315,661 : x
  2. Step 2: Convert to fraction form
    479,260,425,589/661,400,177,284.64 = 265,404,315,661/x
  3. Step 3: Cross multiply
    479,260,425,589x = 661,400,177,284.64 × 265,404,315,661
  4. Step 4: Simplify right side
    479,260,425,589x = 175,538,461,430,293,966,356,480
  5. Step 5: Solve for x
    x = 175,538,461,430,293,966,356,480/479,260,425,589
  6. Step 6: Final answer
    x = 366,269,468,660.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.